DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.2

elcom-net.ru · 188.130.255.54:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed

Certificate verification failed

Subject
CN=elcom-net.ru
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-08-27T12:28:46+00:00
Expires
2026-11-25T12:28:45+00:00
Days remaining
42
Serial (hex)
0513974333198A70D4FFD3AD6D5CD767FBC5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:elcom-net.ru

SHA-256 fingerprint

FB:EA:69:B4:B9:5A:E4:D4:D9:CE:1E:C0:A0:B3:FF:F8:BD:EF:5B:06:67:BF:59:42:AA:A0:A5:0C:7C:42:71:E2
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
3D:DA:45:81:F3:B4:B1:8E:58:12:CE:D2:44:7E:22:0C:A7:BE:E1:25
authorityKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityInfoAccess
CA Issuers - URI:http://yr2.i.lencr.org/
subjectAltName
DNS:elcom-net.ru
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/70.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Aug 27 13:27:16.198 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:93:39:7D:E3:F1:24:6E:EB:94:86:12: E0:ED:5E:CB:70:55:1B:99:8A:52:C3:9B:01:CD:B5:9C: F1:B4:68:A1:B6:02:21:00:9D:7B:F7:C0:3C:9F:98:11: B6:BF:C8:98:BE:04:BF:BA:D9:05:65:38:71:BD:55:21: 2E:F3:F8:4C:AB:68:33:11 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : A8:26:CB:E3:0A:C6:35:12:46:53:3F:E0:65:F1:4F:19: D9:6E:19:08:13:C4:1D:D9:6D:79:00:B3:12:3C:55:27 Timestamp : Aug 27 13:27:16.692 2026 GMT Extensions: 00:00:05:00:26:7C:FB:C1 Signature : ecdsa-with-SHA256 30:45:02:20:40:03:1B:51:0E:85:21:B2:77:FD:13:DA: 58:8F:3D:51:10:15:78:2B:DF:84:34:6E:F9:76:2A:31: 51:73:F9:76:02:21:00:92:F1:11:F9:50:A5:9F:C0:03: 2F:91:9F:FB:47:B7:9F:68:EF:81:C3:A2:4A:0F:CE:86: 4A:65:2B:EB:33:A7:2E
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-10-14T05:47:18+00:00

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

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